Home / 16,218,421.56-22,262,202.27-14,341,761.72

Finding the Fourth Proportional to 16,218,421.56, 22,262,202.27 and 14,341,761.72

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Solution

The fourth proportional to 16,218,421.56, 22,262,202.27 and 14,341,761.72 is: 19,686,206.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,218,421.56 : 22,262,202.27 = 14,341,761.72 : x
  2. Step 2: Convert to fraction form
    16,218,421.56/22,262,202.27 = 14,341,761.72/x
  3. Step 3: Cross multiply
    16,218,421.56x = 22,262,202.27 × 14,341,761.72
  4. Step 4: Simplify right side
    16,218,421.56x = 319,279,200,318,783.12
  5. Step 5: Solve for x
    x = 319,279,200,318,783.12/16,218,421.56
  6. Step 6: Final answer
    x = 19,686,206.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.